NEW COMPLETE AFTERMARKET CAT C-18 ACERT CYLINDER HEAD WITH INCOL EXHAUST VALVES. HEAD BOLTS AND WASHERS INCLUDED VACUUM, PRESSURE AND FUEL LINE TESTED ONE YEAR WARRANTY FROM DATE OF PURCHASE CROSS REFERENCE NUMBERS: 176-9917, 222-1982, 277-8240, 312-3564, 398-0236, 223-7263, 223-9250, 223-9251, 234-5985, 235-3178, 235-2974, 243-0943, 243-6741, 243-9185, 263-4890, 263-5055, 267-2060, 267-2063, 274-1953, 281-1640, 295-0599, 312-8590, 314-7316, 349-2652

New aftermarket Caterpillar C-18 camshaft. Part number: 332-7300, 10R-1621